/*
 * Copyright (c) 2013, SRI International
 * All rights reserved.
 * Licensed under the The BSD 3-Clause License;
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 * 
 * http://opensource.org/licenses/BSD-3-Clause
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * 
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * 
 * Neither the name of the aic-web-praise nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.sri.ai.lpitools.gwtgui.client.components.admin;

import com.google.gwt.dom.client.Style.Unit;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.DockLayoutPanel;
import com.google.gwt.user.client.ui.FlexTable;
import com.google.gwt.user.client.ui.FlexTable.FlexCellFormatter;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.TextBox;
import com.sri.ai.lpitools.cobra.gwtutil.dataobjects.shared.QueryInfo;
import com.sri.ai.lpitools.gwtgui.client.components.manager.AICManager;
import com.sri.ai.lpitools.gwtgui.client.components.manager.UserManager;

public class QueryPanel extends DockLayoutPanel {

	private QueryInfo query;
	private UserManager userManager;
	private TextBox queryTitleTextBox = new TextBox();
	private TextBox queryValueTextBox = new TextBox();
	
	public QueryPanel(QueryInfo query, UserManager userManager, final AdminPanel parent){
		
		super(Unit.PX);
		
		Button saveButton = new Button("Save");
		saveButton.addClickHandler(new ClickHandler() {
			public void onClick(ClickEvent event) {
				saveQuery(getQueryTitle(), getQuery());
				parent.updateUserData();
			}
		});
		Button closeButton = new Button("Close");
		closeButton.addClickHandler(new ClickHandler() {
			public void onClick(ClickEvent event) {
				parent.clearRightPanel();
			}
		});
		queryTitleTextBox.setReadOnly(false);
		queryValueTextBox.setReadOnly(true);
		
		queryTitleTextBox.setStyleName("aic-AdminTextBox");
		queryValueTextBox.setStyleName("aic-AdminTextBox");
		Label titleLabel = new Label("Query Title:");
		Label valueLabel = new Label("Query Value:");
		
		FlexTable editPanel= new FlexTable();
		editPanel.setCellPadding(3);
		editPanel.setCellSpacing(1);

		FlexCellFormatter fcf = editPanel.getFlexCellFormatter();
		editPanel.setWidget(0, 0, saveButton);
		editPanel.setWidget(5, 25, new Label());

		editPanel.setWidget(0, 1, closeButton);
		editPanel.setWidget(1, 0, titleLabel);
		fcf.setColSpan(1,0,5);
		
		editPanel.setWidget(2, 0, queryTitleTextBox);
		fcf.setColSpan(2,0,25);
		
		editPanel.setWidget(3, 0, valueLabel);
		fcf.setColSpan(3,0,5);
		
		editPanel.setWidget(4, 0, queryValueTextBox);
		fcf.setColSpan(4,0,25);
		
		this.userManager = userManager;
		this.query = query;

		setQueryTitle(query.getQueryTitle());
		setQuery(query.getQuery());

		add(editPanel);
	}

	private void saveQuery(String queryTitle, String query) {
		this.query.setQuery(query);
		this.query.setQueryTitle(queryTitle);
		AICManager.saveQuery(this.query, this.userManager);
	}

	protected void setQueryTitle(String title) {
		queryTitleTextBox.setText(title);
	}
	
	protected void setQuery(String query) {
		queryValueTextBox.setText(query);
	}
	
	protected String getQuery() {
		return queryValueTextBox.getText();
	}
	
	protected String getQueryTitle() {
		return queryTitleTextBox.getText();
	}
}
